.loading .icon {
    -webkit-animation: spinner 2s infinite linear;
    animation: spinner 2s infinite linear;
    display: inline-block;
}
@keyframes spinner {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(359deg);
        transform: rotate(359deg);
    }
}